A258825 - cp's OEIS frontend

A258825 a(n) = Number of times the k-th term is equal to k in the modified Collatz trajectory of n, when counting the initial term n as the term zero: n, A014682(n), A014682(A014682(n)), ...

n	a(n)
1	0
2	1
3	0
4	0
5	0
6	1
7	1
8	1
9	0
10	0
11	0
12	0
13	0
14	0
15	0
16	0
17	1
18	0
19	0
20	1
21	1
22	1
23	1
24	1
25	0
26	0
27	0
28	0
29	0
30	0
31	0
32	0
33	0
34	0
35	0
36	1
37	1
38	1
39	0
40	0
41	0
42	0
43	1
44	0
45	0
46	0
47	0
48	1
49	0
50	0
51	0
52	1
53	1
54	0
55	0
56	0
57	0
58	0
59	0
60	0
61	0
62	0
63	0
64	1
65	0
66	0
67	0
68	1
69	1
70	1
71	0
72	0
73	0
74	0
75	1
76	0
77	0
78	0
79	0
80	0
81	0
82	0
83	0
84	0
85	0
86	1
87	1
88	0
89	1
90	0
91	0
92	0
93	0
94	0
95	0
96	0
97	1
98	1
99	1
100	0
101	0
102	0
103	0
104	0
105	2
106	0
107	0

[0, 1, 0, 0, 0, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 1, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 0, 0, 0, 0, 0, 2, 0, 0]

cp's OEIS Frontend

A258825 a(n) = Number of times the k-th term is equal to k in the modified Collatz trajectory of n, when counting the initial term n as the term zero: n, A014682(n), A014682(A014682(n)), ...

Table of values

List of values

n	a(n)
1	0
2	1
3	0
4	0
5	0
6	1
7	1
8	1
9	0
10	0
11	0
12	0
13	0
14	0
15	0
16	0
17	1
18	0
19	0
20	1
21	1
22	1
23	1
24	1
25	0
26	0
27	0
28	0
29	0
30	0
31	0
32	0
33	0
34	0
35	0
36	1
37	1
38	1
39	0
40	0
41	0
42	0
43	1
44	0
45	0
46	0
47	0
48	1
49	0
50	0
51	0
52	1
53	1
54	0
55	0
56	0
57	0
58	0
59	0
60	0
61	0
62	0
63	0
64	1
65	0
66	0
67	0
68	1
69	1
70	1
71	0
72	0
73	0
74	0
75	1
76	0
77	0
78	0
79	0
80	0
81	0
82	0
83	0
84	0
85	0
86	1
87	1
88	0
89	1
90	0
91	0
92	0
93	0
94	0
95	0
96	0
97	1
98	1
99	1
100	0
101	0
102	0
103	0
104	0
105	2
106	0
107	0

n	a(n)
1	0
2	1
3	0
4	0
5	0
6	1
7	1
8	1
9	0
10	0
11	0
12	0
13	0
14	0
15	0
16	0
17	1
18	0
19	0
20	1
21	1
22	1
23	1
24	1
25	0
26	0
27	0
28	0
29	0
30	0
31	0
32	0
33	0
34	0
35	0
36	1
37	1
38	1
39	0
40	0
41	0
42	0
43	1
44	0
45	0
46	0
47	0
48	1
49	0
50	0
51	0
52	1
53	1
54	0
55	0
56	0
57	0
58	0
59	0
60	0
61	0
62	0
63	0
64	1
65	0
66	0
67	0
68	1
69	1
70	1
71	0
72	0
73	0
74	0
75	1
76	0
77	0
78	0
79	0
80	0
81	0
82	0
83	0
84	0
85	0
86	1
87	1
88	0
89	1
90	0
91	0
92	0
93	0
94	0
95	0
96	0
97	1
98	1
99	1
100	0
101	0
102	0
103	0
104	0
105	2
106	0
107	0

n	a(n)
1	0
2	1
3	0
4	0
5	0
6	1
7	1
8	1
9	0
10	0
11	0
12	0
13	0
14	0
15	0
16	0
17	1
18	0
19	0
20	1
21	1
22	1
23	1
24	1
25	0
26	0
27	0
28	0
29	0
30	0
31	0
32	0
33	0
34	0
35	0
36	1
37	1
38	1
39	0
40	0
41	0
42	0
43	1
44	0
45	0
46	0
47	0
48	1
49	0
50	0
51	0
52	1
53	1
54	0
55	0
56	0
57	0
58	0
59	0
60	0
61	0
62	0
63	0
64	1
65	0
66	0
67	0
68	1
69	1
70	1
71	0
72	0
73	0
74	0
75	1
76	0
77	0
78	0
79	0
80	0
81	0
82	0
83	0
84	0
85	0
86	1
87	1
88	0
89	1
90	0
91	0
92	0
93	0
94	0
95	0
96	0
97	1
98	1
99	1
100	0
101	0
102	0
103	0
104	0
105	2
106	0
107	0